So in order to resolve the issue i followed the below steps:
1.Login to DB server by ora user
2. Start the database by using ”startup” command
3. If the database is already started then check the listener status may be it is stopped so use the below command to start the listener
sapapp01-dr:eccadm 3> lsnrctl start
LSNRCTL for IBM/AIX RISC System/6000: Version 10.2.0.4.0 – Production on 03-MAR-2015 09:27:49
Copyright (c) 1991, 2007, Oracle. All rights reserved.
Starting /oracle/ECC/102_64/bin/tnslsnr: please wait…
TNSLSNR for IBM/AIX RISC System/6000: Version 10.2.0.4.0 – Production
System parameter file is /oracle/ECC/102_64/network/admin/listener.ora
Log messages written to /oracle/ECC/102_64/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=MBP.WORLD)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=MBP)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=sapapp01-dr)(PORT=1521)))
Connecting to (ADDRESS=(PROTOCOL=IPC)(KEY=MBP.WORLD))
STATUS of the LISTENER
————————
Alias LISTENER
Version TNSLSNR for IBM/AIX RISC System/6000: Version 10.2.0.4.0 – Production
Start Date 03-MAR-2015 09:27:49
Uptime 0 days 0 hr. 0 min. 0 sec
Trace Level off
Security ON: Local OS Authentication
SNMP ON
Listener Parameter File /oracle/ECC/102_64/network/admin/listener.ora
Listener Log File /oracle/ECC/102_64/network/log/listener.log
Listening Endpoints Summary…
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=MBP.WORLD)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=MBP)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=sapapp01-dr)(PORT=1521)))
Services Summary…
Service “ECC” has 1 instance(s).
Instance “ECC”, status UNKNOWN, has 1 handler(s) for this service…
The command completed successfully
4. Now try to start SAP by using “startsap” it will start properly.
